Route 12 will not service stop S02070 St. Lawrence College during labour disruption at St. Lawrence College. Route 12 buses will begin and end at stop S09149 Providence Care Hospital. No Route 12 service to the following stops:
- Stop 00459 King / Portsmouth (north side)
- Stop 00460 Portsmouth / Baiden (east side)
- Stop 00464 Portsmouth / Calderwood (east side)
- Stop 00751 Portsmouth / Baiden (west side) Started Wed Sep 10 CANCELLED SERVICE Started Until Sat Sep 20 CANCELLED SERVICE - 11-38. 6:10-9:40